<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>

<body>
    <script>
        var money = 200000,
            month = 12,
            rate = 4;
        money > 100000 && (rate = rate * 1.2);
        var lixi = money * rate / 100 / 12 * month;
        console.log("利息：" + lixi);
    </script>
</body>

</html>
